CN216713224U - Building of integrative pre-buried formula falls regional drainage device of board - Google Patents
Building of integrative pre-buried formula falls regional drainage device of board Download PDFInfo
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- CN216713224U CN216713224U CN202122648075.9U CN202122648075U CN216713224U CN 216713224 U CN216713224 U CN 216713224U CN 202122648075 U CN202122648075 U CN 202122648075U CN 216713224 U CN216713224 U CN 216713224U
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Abstract
The utility model relates to the field of building drainage devices, in particular to an integrated pre-embedded drainage device for a building descending board area; the utility model overcomes the defect that the existing drainage device in the building floor area can not be applied when facing structural slab layers with different thicknesses; the drainage unit comprises a main body and a flange base, wherein the lower end of the main body is provided with a mounting sleeve, the flange base is cylindrical and is detachably connected with the mounting sleeve, the height of the flange base is greater than the depth of the mounting sleeve, and the water collection unit comprises a water collection seat and a one-way mechanical non-return device; the utility model can be embedded into the structural slab layer during construction; the utility model can adjust the whole height of the device to adapt to structural slab layers with different thicknesses, saves the production cost and the later maintenance cost, and is compatible with various drainage pipelines.
Description
Technical Field
The utility model relates to a building drainage device, in particular to an integrated pre-embedded drainage device for a building board descending area.
Background
At present, in residential construction projects in the field of building drainage, due to the limitation of building drainage design specifications and the structural arrangement problem of drainage pipelines, drainage branch pipes can only appear in the space between a structural slab and a decorative surface layer in the same floor. Because the drainage branch pipe has certain pipe diameter, simultaneously for the slope of guarantee drainage branch pipe and the height of water seal in the drainage branch pipe, can only squint the structural slab downwards to a confined space has been formed between structural slab layer and decorative cover, the district falls the board promptly. Because the cold and hot change of external environment can produce the pressure variation of expend with heat and contract with cold in the board region falls, along with the increase of live time, these expend with heat and contract with cold and pressure variation very easily destroy surface waterproof layer for sewage gets into through destroyed surface waterproof layer and falls the board region. And because there is not the outlet in the regional space of falling the board, fall in the board region and just can slowly gather a large amount of sewage to breed a large amount of moulds, further lead to the waterproof layer to be destroyed, the wall skin drops, the seepage is to downstairs space. When in maintenance, the decorative surface layer needs to be dismantled, backfilling is removed, a water leakage point is found, the waterproof layer is removed, and construction is carried out again, so that the maintenance cost is very high. Therefore, it is common practice to provide a landing zone drain in the landing zone.
The existing drainage device for the plate lowering area is provided with a water seal in a pipeline, after sewage gathered in the plate lowering area is discharged, the water seal can prevent waste gas in an upper drainage vertical pipe and a lower drainage vertical pipe from entering the plate lowering area, but water can evaporate at normal temperature, and if the plate lowering area has no sewage or the water seal cannot timely supplement water, the function that the water seal prevents the waste gas in the upper drainage vertical pipe and the lower drainage vertical pipe from entering the plate lowering area cannot be effectively realized; meanwhile, the existing drainage device for the plate lowering area is usually composed of various parts and is complex in structure, so that time and labor are wasted during installation during construction.
Therefore, it is an important subject for the drainage field of buildings to design a drainage device for a landing area, which can avoid water seal failure and has a simple structure.
SUMMERY OF THE UTILITY MODEL
The utility model provides an integrated pre-embedded drainage device for a building board-descending area, aiming at solving the defects that the existing drainage device for the board-descending area has water seal failure and is complicated in structure due to more parts.
The technical scheme provided by the utility model is that
An integrated pre-embedded drainage device for a building board descending area comprises a drainage unit and a water collecting unit; it is characterized in that:
the drainage unit comprises an upper socket sleeve, a communication sleeve and a lower socket sleeve;
the upper spigot-and-socket sleeve, the communicating sleeve and the lower spigot-and-socket sleeve are coaxially arranged from top to bottom;
an upper stop opening for limiting the pipeline is arranged between the upper spigot-and-socket sleeve and the communicating sleeve, and a lower stop opening for limiting the pipeline is arranged between the communicating sleeve and the lower spigot-and-socket sleeve;
the water collecting unit comprises a water collecting seat and a mechanical one-way check device;
the water collecting seat is arranged on the side surfaces of the upper socket sleeve and the communication sleeve and is of an integrated structure with the upper socket sleeve and the communication sleeve;
the upper end surface of the water collecting seat is lower than the upper end surface of the upper socket sleeve or is flush with the upper end surface of the upper socket sleeve;
the mechanical one-way non-return device is arranged in the water collecting seat, the upper end opening of the mechanical one-way non-return device is lower than the upper end surface of the upper socket sleeve, and the lower end opening of the mechanical one-way non-return device is positioned in the inner cavity of the water collecting seat and is higher than the bottom end of the inner cavity;
the bottom of the inner cavity of the water collecting seat is communicated with the communicating sleeve.
Further, the lower socket sleeve comprises a mounting sleeve and a flange base;
the flange base is coaxially sleeved and detachably connected with the flange base, the height of the flange base is greater than the depth of the mounting sleeve, and the flange base is suitable for structural slab layers with different thicknesses by changing the height of the flange base or adjusting the sleeving depth between the flange base and the mounting sleeve;
the lower spigot is arranged between the communication sleeve and the flange base of the lower socket sleeve.
Furthermore, the mounting sleeve and the flange base are sleeved in a meshing and screwing mode.
Furthermore, N first rib areas are uniformly arranged on the inner wall of the mounting sleeve along the circumferential direction, and each first rib area comprises a plurality of circumferential first ribs which are arranged at equal intervals along the axial direction; n is more than or equal to 2;
n second rib areas matched with the N first rib areas are arranged on the outer wall of the flange base, and each second rib area comprises a plurality of circumferential second ribs arranged at equal intervals in the axial direction;
the arc length of the first rib is smaller than that of the adjacent second rib, or the arc length of the second rib is smaller than that of the adjacent first rib;
the first rib and the second rib are engaged with each other.
Further, the number of the first ribs is smaller than the number of the second ribs.
Furthermore, a filter screen is arranged between the upper end face of the water collecting seat and the upper end opening of the mechanical one-way non-return device, or the upper end face of the water collecting seat is provided with the filter screen.
Furthermore, the outer edge of the upper end face of the upper socket sleeve and the outer edge of the lower end face of the flange base are both provided with outward-turned connecting flanges, and the connecting flanges are all provided with a plurality of flange holes which are uniformly distributed in the circumferential direction.
Further, the number of the mechanical one-way check devices is two.
The utility model has the beneficial effects that:
1. compared with the existing drainage device for the building floor area, the drainage device has the structural difference that a one-way mechanical non-return device is used for replacing a water seal, so that the problem of water seal failure is avoided.
2. The water collecting seat and the drainage unit are of an integrated structure, so that the water collecting seat has fewer parts and is simple in structure, the installation space is saved, and the construction time is saved.
3. The drainage device for the building descending board area can be directly embedded into the structural board layer in an embedded mode, a later backfilling process is not needed, the construction time is saved, the construction quality is guaranteed, and the water leakage possibility is reduced.
4. The lower socket sleeve comprises the mounting sleeve and the flange base, the mounting sleeve is detachably connected with the flange base, and the height of the flange base is greater than the depth of the mounting sleeve, so that the overall height of the drainage device in the building floor area can be adjusted by cutting the top end of the flange base, and the lower socket sleeve can be suitable for structural slabs with different thicknesses.
5. Various cast iron drainage stand pipes or pipelines made of other materials can be arranged on the inner wall of the upper socket sleeve and in the flange base, and the compatibility is strong.
Drawings
FIG. 1 is a schematic structural diagram of an integrated embedded drainage device for a building step-down area provided by the utility model;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a schematic structural view of a flange base in an embodiment of the present invention;
fig. 4 is a schematic structural diagram of an integrated embedded drainage device for a building step-down area after embedding.
The reference numerals are explained below:
1-upper socket sleeve, 11-upper drainage vertical pipe, 2-communicating sleeve, 3-mounting sleeve, 31-first convex edge, 4-flange base, 41-lower drainage vertical pipe, 42-flange hole, 43-second convex edge, 5-water collecting base, 6-mechanical one-way non-return device, 7-structural plate layer, 8-upper spigot and 9-lower spigot.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present embodiment can be understood by those of ordinary skill in the art according to specific situations.
An integrated pre-buried drainage device for a building falling board area as shown in fig. 1 and 2 comprises a drainage unit and a water collecting unit.
The drainage unit comprises an upper socket sleeve 1, a communicating sleeve 2 and a lower socket sleeve, the upper socket sleeve 1, the communicating sleeve 2 and the lower socket sleeve are coaxially arranged from top to bottom, and an upper stop 8 for limiting the upper drainage pipe is arranged between the upper socket sleeve 1 and the communicating sleeve 2; a lower spigot 9 used for limiting the lower drainage pipe is arranged between the lower socket sleeve and the communicating sleeve 2.
The lower socket sleeve comprises a mounting sleeve 3 and a flange base 4, the mounting sleeve 3 and the flange base 4 are coaxially arranged and detachably connected, and the height of the flange base 4 is greater than the depth of the mounting sleeve 3; the mounting sleeve 3 is connected with the flange base 4 in a meshing and screwing mode; the lower spigot 9 is arranged between the communicating sleeve 2 and the flange base 4 of the lower socket sleeve.
Three first rib areas are uniformly arranged on the upper inner wall of the mounting sleeve 3 along the circumferential direction, and each first rib area comprises two circumferential first ribs 31 which are arranged at equal intervals along the axial direction;
three second rib areas matched with the three first rib areas are arranged on the outer wall of the flange base 4, and each second rib area comprises six circumferential second ribs 43 arranged at equal intervals along the axial direction;
the arc length of first rib 31 is less than the arc length of adjacent second ribs 43, and the arc length between adjacent first ribs 31 is greater than the arc length of each second rib 43;
as shown in fig. 3, the outer edge of the upper end face of the upper socket sleeve 1 and the outer edge of the lower end face of the flange base 4 are provided with 3 flange holes 42 uniformly distributed in the circumferential direction.
The water collecting unit comprises at least one water collecting seat 5 and at least one-way mechanical check device 6, and the water collecting unit in the embodiment comprises one water collecting seat 5 and two one-way mechanical check devices 6; the water collecting seat 5 is arranged on the side surfaces of the upper socket sleeve 1 and the communication sleeve 2, and forms an integrated structure with the upper socket sleeve 1 and the communication sleeve 2, and the upper end surface of the water collecting seat 5 is flush with the upper end surface of the upper socket sleeve 1; the two mechanical one-way non-return devices 6 are arranged in the water collecting seat 5, the upper end openings of the two mechanical one-way non-return devices are lower than the upper end surface of the water collecting seat 5, and a filter screen is arranged between the upper end openings of the two mechanical one-way non-return devices and the upper end surface of the water collecting seat 5; the bottom of the inner cavity of the water collecting seat 5 is communicated with the communicating sleeve 2.
As shown in fig. 4, since the height of the flange base 4 is greater than the depth of the mounting sleeve 3, the top end of the flange base 4 can be horizontally cut during mounting, so that the height dimension of the flange base 4 embedded in the structural slab layer 7 is adjusted, and the bottom surface of the flange base 4 is flush with the bottom surface of the structural slab layer 7; the device is embedded into the structural slab 7, the upper end surface of the water collecting seat 5, the upper end surface of the upper socket sleeve 1 and the upper surface of the structural slab 7 are flush, and the lower end surface of the flange base 4 and the lower surface of the structural slab 7 are flush; an upper drainage vertical pipe 11 is arranged in an upper socket sleeve 1 and is fixed on the upper end surface of the upper socket sleeve 1 by using a flange plate, and a lower drainage vertical pipe 41 is arranged in a flange base 4 and is fixed on the flange base 4 by using the flange plate; wherein the upper drainage vertical pipe 11 and the lower drainage vertical pipe 41 are both drainage vertical pipes.
The sewage in the building is discharged from the upper drainage vertical pipe 11 to the lower drainage vertical pipe 41, and when the sewage exists in the plate lowering area, the sewage presses the mechanical one-way check device 6 open, so that the sewage flows into the inner cavity of the water collecting seat 5 through the mechanical one-way check device 6 and then enters the lower drainage vertical pipe 41 to be discharged; when the sewage in the plate falling area is drained, the mechanical one-way check device 6 is closed, and the waste gas in the upper drainage vertical pipe 11 and the lower drainage vertical pipe 41 can not enter the plate falling area.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (8)
1. An integrated pre-embedded drainage device for a building board descending area comprises a drainage unit and a water collecting unit; the method is characterized in that:
the drainage unit comprises an upper socket sleeve (1), a communicating sleeve (2) and a lower socket sleeve;
the upper spigot-and-socket sleeve (1), the communicating sleeve (2) and the lower spigot-and-socket sleeve are coaxially arranged from top to bottom;
an upper spigot (8) used for limiting the pipeline is arranged between the upper spigot-and-socket sleeve (1) and the communicating sleeve (2), and a lower spigot (9) used for limiting the pipeline is arranged between the communicating sleeve (2) and the lower spigot-and-socket sleeve;
the water collecting unit comprises a water collecting seat (5) and a mechanical one-way check device (6);
the water collecting seat (5) is arranged on the side surfaces of the upper socket sleeve (1) and the communicating sleeve (2) and is of an integrated structure with the upper socket sleeve (1) and the communicating sleeve (2);
the upper end surface of the water collecting seat (5) is lower than the upper end surface of the upper socket sleeve (1) or is flush with the upper end surface of the upper socket sleeve (1);
the mechanical one-way non-return device (6) is arranged in the water collecting seat (5), the upper end opening of the mechanical one-way non-return device is lower than the upper end surface of the upper socket sleeve (1), and the lower end opening of the mechanical one-way non-return device is positioned in the inner cavity of the water collecting seat (5) and is higher than the bottom end of the inner cavity;
the bottom of the inner cavity of the water collecting seat (5) is communicated with the communicating sleeve (2).
2. The integrated embedded drainage device for the building step-down area as claimed in claim 1, wherein: the lower socket sleeve comprises an installation sleeve (3) and a flange base (4);
the mounting sleeve (3) is coaxially sleeved with the flange base (4) and detachably connected with the flange base, the height of the flange base (4) is larger than the depth of the mounting sleeve (3), and the flange base is suitable for structural plate layers with different thicknesses by changing the height of the flange base (4) or adjusting the sleeving depth between the flange base (4) and the mounting sleeve (3);
the lower spigot (9) is arranged between the communicating sleeve (2) and the flange base (4) of the lower socket sleeve.
3. The integrated pre-buried drainage device for the building floor area according to claim 2, wherein: the mounting sleeve (3) and the flange base (4) are sleeved in a meshing and screwing mode.
4. The integrated pre-buried drainage device for the building floor area according to claim 3, wherein:
n first rib areas are uniformly arranged on the inner wall of the mounting sleeve (3) along the circumferential direction, and each first rib area axially comprises a plurality of circumferential first ribs (31) which are arranged at equal intervals; n is more than or equal to 2;
the outer wall of the flange base (4) is provided with N second rib areas matched with the N first rib areas, and each second rib area axially comprises a plurality of circumferential second ribs (43) which are arranged at equal intervals;
the arc length of the first rib (31) is smaller than that of the adjacent second rib (43), or the arc length of the second rib (43) is smaller than that of the adjacent first rib (31);
the first rib (31) and the second rib (43) are engaged with each other.
5. The integrated pre-buried drainage device for the building floor area according to claim 3, wherein: the number of the first ribs (31) is smaller than the number of the second ribs (43).
6. The integrated pre-buried drainage device for the building floor area according to any one of claims 1 to 4, wherein: a filter screen is arranged between the upper end surface of the water collecting seat (5) and the upper end opening of the mechanical one-way non-return device (6), or the upper end surface of the water collecting seat (5) is provided with the filter screen.
7. The integrated pre-buried drainage device for the building descending board area of claim 6, wherein: the outer edge of the upper end face of the upper socket sleeve (1) and the outer edge of the lower end face of the flange base (4) are both provided with outward-turned connecting flanges, and the connecting flanges are provided with a plurality of flange holes (42) which are uniformly distributed in the circumferential direction.
8. The integrated pre-buried drainage device for the building floor area according to claim 1, wherein: the number of the mechanical one-way check devices (6) is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122648075.9U CN216713224U (en) | 2021-11-01 | 2021-11-01 | Building of integrative pre-buried formula falls regional drainage device of board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122648075.9U CN216713224U (en) | 2021-11-01 | 2021-11-01 | Building of integrative pre-buried formula falls regional drainage device of board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216713224U true CN216713224U (en) | 2022-06-10 |
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ID=81877308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122648075.9U Active CN216713224U (en) | 2021-11-01 | 2021-11-01 | Building of integrative pre-buried formula falls regional drainage device of board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216713224U (en) |
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2021
- 2021-11-01 CN CN202122648075.9U patent/CN216713224U/en active Active
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